diff --git a/apps/openmw/mwbase/world.hpp b/apps/openmw/mwbase/world.hpp
index 4e9e3f4a98..330babf097 100644
--- a/apps/openmw/mwbase/world.hpp
+++ b/apps/openmw/mwbase/world.hpp
@@ -446,7 +446,7 @@ namespace MWBase
                 Rest_EnemiesAreNearby = 3
             };
 
-            virtual RestPermitted canRest() = 0;
+            virtual RestPermitted canRest() const = 0;
             ///< check if the player is allowed to rest
 
             /// \todo Probably shouldn't be here
diff --git a/apps/openmw/mwworld/worldimp.cpp b/apps/openmw/mwworld/worldimp.cpp
index 1b3e3c3ef9..9b701d17b2 100644
--- a/apps/openmw/mwworld/worldimp.cpp
+++ b/apps/openmw/mwworld/worldimp.cpp
@@ -2297,7 +2297,7 @@ namespace MWWorld
         applyLoopingParticles(player);
     }
 
-    World::RestPermitted World::canRest ()
+    World::RestPermitted World::canRest () const
     {
         CellStore *currentCell = mWorldScene->getCurrentCell();
 
diff --git a/apps/openmw/mwworld/worldimp.hpp b/apps/openmw/mwworld/worldimp.hpp
index 5c3eb30b3b..e694d9d84f 100644
--- a/apps/openmw/mwworld/worldimp.hpp
+++ b/apps/openmw/mwworld/worldimp.hpp
@@ -551,7 +551,7 @@ namespace MWWorld
 
             void enableActorCollision(const MWWorld::Ptr& actor, bool enable) override;
 
-            RestPermitted canRest() override;
+            RestPermitted canRest() const override;
             ///< check if the player is allowed to rest \n
             /// 0 - yes \n
             /// 1 - only waiting \n